CN116878961B - Extra-high voltage transformer oil sampling valve external guiding device - Google Patents
Extra-high voltage transformer oil sampling valve external guiding device Download PDFInfo
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- CN116878961B CN116878961B CN202311143885.6A CN202311143885A CN116878961B CN 116878961 B CN116878961 B CN 116878961B CN 202311143885 A CN202311143885 A CN 202311143885A CN 116878961 B CN116878961 B CN 116878961B
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- oil sampling
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- 238000005070 sampling Methods 0.000 title claims abstract description 129
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229910052802 copper Inorganic materials 0.000 claims abstract description 36
- 239000010949 copper Substances 0.000 claims abstract description 36
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 22
- 239000010935 stainless steel Substances 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 20
- 230000001681 protective effect Effects 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011866 long-term treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
- F16L39/04—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies allowing adjustment or movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/01—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets for supporting or guiding the pipes, cables or protective tubing, between relatively movable points, e.g. movable channels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/22—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
- F16L39/02—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies for hoses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
- F16L58/04—Coatings characterised by the materials used
- F16L58/08—Coatings characterised by the materials used by metal
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of transformers, in particular to an extra-high voltage transformer oil sampling valve external guiding device; including transformer main part, a plurality of junction valve, get oily appearance valve cabinet body and multiunit draw the subassembly outward, many draw the subassembly to include sampling valve, the sample copper pipe, stainless steel hose, the flexible pipe of defeated material, spacing seat, the sleeve, the threaded rod, driving piece and stop collar, spacing seat and get oily appearance valve cabinet body fixed connection, and be located the inner wall of getting oily appearance valve cabinet body, the both ends of threaded rod all rotate with spacing seat to be connected, sleeve and threaded rod screw thread fit, stop collar and sleeve fixed connection, and be located telescopic outer wall, sampling valve and stop collar fixed connection, the flexible pipe of defeated material communicates with sampling valve, the both ends of the flexible pipe of defeated material are connected with junction valve and defeated material respectively, stainless steel hose and the flexible pipe fixed connection of taking a sample, through the setting of above-mentioned structure, the realization can be convenient for operating personnel take a sample, alleviate operating personnel's the work degree of difficulty.
Description
Technical Field
The invention relates to the technical field of transformers, in particular to an extra-high voltage transformer oil sampling valve external guiding device.
Background
At present, when an operation and maintenance person takes an oil sample from a large-sized transformer in an extra-high voltage converter transformer power station at home and abroad, the operation and maintenance person can only take oil from an oil taking port near the transformer, and the oil taking port is not externally led or has oil taking ports at other positions when the oil is taken. The existing transformer oil sampling valve adopts a stop valve, one end of the stop valve is connected with a transformer body, the other end of the stop valve is suspended and sealed by a sealing cover, the sealing cover is taken down when an oil sample is taken, and the oil is taken by a connecting hose.
However, the existing oil sampling valve is generally arranged at the upper part, the lower part and the middle part of the side wall of the transformer oil tank, and the oil sampling valve with a higher position is inconvenient for operators to sample, so that the working difficulty of the operators is high.
Disclosure of Invention
The invention aims to provide an extra-high voltage transformer oil sampling valve external guiding device, which solves the problems that the existing oil sampling valve is generally arranged at the upper part, the lower part and the middle part of the side wall of a transformer oil tank, the oil sampling valve with higher position is inconvenient for an operator to sample, and the working difficulty of the operator is high.
In order to achieve the above purpose, the extra-high voltage transformer oil sampling valve external guiding device comprises a transformer main body, a plurality of connecting valves, an oil sampling valve cabinet body and a plurality of groups of external guiding components, wherein the connecting valves are respectively arranged on the transformer main body, the external guiding components are respectively arranged on the oil sampling valve cabinet body and are respectively communicated with the corresponding connecting valves, the external guiding components comprise sampling valves, sampling copper pipes, stainless steel hoses, material conveying telescopic pipes, limiting seats, sleeves, threaded rods, driving parts and limiting sleeves, the limiting seats are fixedly connected with the oil sampling valve cabinet body and are positioned on the inner wall of the oil sampling valve cabinet body, two ends of the threaded rods are rotatably connected with the limiting seats, the sleeves are sleeved on the outer portion of the threaded rods and are in threaded fit with the threaded rods, the limiting sleeves are fixedly connected with the sleeves and are positioned on the outer walls of the sleeves, the sampling valves are fixedly connected with the limiting sleeves and are positioned in the limiting sleeves, the copper pipes are fixedly connected with the copper pipes, the sampling copper pipes are fixedly connected with the sampling copper pipes and the two ends of the sampling copper pipes, and are fixedly connected with the sampling copper pipes and the two ends of the sampling hoses.
The outer guide assembly further comprises a guide rod, wherein two ends of the guide rod are fixedly connected with the limiting seat and penetrate through the sleeve.
The outer guide assembly further comprises a support frame and a sliding sleeve, wherein the support frame is fixedly connected with the oil sampling valve cabinet body and is positioned in the oil sampling valve cabinet body, and the sliding sleeve is fixedly connected with the support frame and is sleeved on the outer wall of the material conveying telescopic pipe.
The driving piece comprises a fixing frame and a driving motor, the fixing frame is fixedly connected with the oil sampling valve cabinet body and is positioned in the oil sampling valve cabinet body, the driving motor is fixedly connected with the fixing frame and is positioned in the fixing frame, and the output end of the driving motor is connected with the threaded rod and penetrates through the limiting seat.
The extra-high voltage transformer oil sampling valve external guiding device further comprises a limiting component, and the limiting component is arranged outside the stainless steel hose.
The limiting assembly comprises a mounting seat, a cover body, a plurality of supporting springs, a plurality of jackets and a plurality of first telescopic rods, wherein the mounting seat is fixedly connected with the oil sampling valve cabinet body and is positioned below the oil sampling valve cabinet body, the cover body is movably connected with the limiting seat, the jackets are respectively arranged in the jackets, each supporting spring is respectively connected with the mounting seat and the corresponding jackets in two ends, and each first telescopic rod is respectively connected with the mounting seat and the corresponding jackets in two ends.
The first telescopic rod comprises an inner rod and an outer cylinder, the outer cylinder is fixedly connected with the mounting seat, one end of the inner rod is slidably connected with the outer cylinder, and the other end of the inner rod is fixedly connected with the clamping sleeve.
According to the extra-high voltage transformer oil sampling valve external guiding device, the connecting valve on the transformer main body is in a long-term processing opening state, when oil in the transformer main body is sampled, the driving piece is started, the driving piece drives the threaded rod to rotate in the limiting seat, the sleeve can move on the threaded rod at the moment, the sleeve drives the sampling valve to move through the limiting sleeve, the material conveying telescopic pipe contracts along with the shrinkage, the sampling valve is adjusted to be convenient for an operator to use, oil in the transformer main body is conveyed into the material conveying telescopic pipe through the sampling copper pipe and then flows out through the sampling valve, the stainless steel hose is arranged on the outer wall of the sampling copper pipe, the sampling copper pipe is not easy to corrode, high temperature resistant and high pressure resistant, meanwhile, the oil sampling valve cabinet body is arranged outside a firewall, the operator is far away from the transformer main body, the oil is ensured to be taken, the safety of the operator is guaranteed, and the safety of the operator is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic overall structure of a first embodiment of the present invention.
Fig. 2 is a partial schematic structural view of a first embodiment of the present invention.
Fig. 3 is a partial structural elevation view of a first embodiment of the present invention.
FIG. 4 is a schematic view of the structure of a sampling copper tube and a stainless steel hose according to a first embodiment of the present invention.
Fig. 5 is a partial structural elevation view of a second embodiment of the present invention.
Fig. 6 is an enlarged view of the partial structure at a of fig. 5 according to the present invention.
Fig. 7 is a partial structural elevation view of a third embodiment of the present invention.
Figure 8 is a cross-sectional view of the internal structure of a guard assembly according to a third embodiment of the present invention.
100-firewall, 101-transformer main body, 102-connection valve, 103-oil sampling valve cabinet, 104-sampling valve, 105-sampling copper pipe, 106-stainless steel hose, 107-limit seat, 108-sleeve, 109-threaded rod, 110-fixed frame, 111-driving motor, 112-limit sleeve, 113-guide rod, 114-support frame, 115-sliding sleeve, 116-material conveying telescopic pipe, 201-installation seat, 202-cover, 203-supporting spring, 204-jacket, 205-inner rod, 206-outer cylinder, 301-protective cover, 302-sliding rail, 303-sliding block, 304-supporting spring, 305-connecting rod and 306-second telescopic rod.
Detailed Description
The first embodiment is:
referring to fig. 1 to 4, fig. 1 is a schematic overall structure of the first embodiment, fig. 2 is a schematic partial structure of the first embodiment, fig. 3 is a partial front view of the first embodiment, and fig. 4 is a schematic structural diagram of a sampling copper tube and a stainless steel hose of the first embodiment. The invention provides an extra-high voltage transformer oil sampling valve external guiding device which comprises a transformer main body 101, a plurality of connecting valves 102, an oil sampling valve cabinet body 103 of the oil sampling valve and a plurality of groups of external guiding components, wherein the external guiding components comprise a sampling valve 104, a sampling copper pipe 105, a stainless steel hose 106, a material conveying telescopic pipe 116, a limiting seat 107, a sleeve 108, a threaded rod 109, a driving piece, a limiting sleeve 112, a guide rod 113, a supporting frame 114 and a sliding sleeve 115, and the driving piece comprises a fixing frame 110 and a driving motor 111;
to this concrete implementation mode, multiunit draw the subassembly outward set up respectively in on the oil sampling valve cabinet body 103, and respectively with corresponding connect valve 102 intercommunication, through draw the subassembly outward can be convenient with oil in the transformer main part 101 takes out, makes operating personnel get oil from the transformer main part 101 remote, has ensured operating personnel's safety, has realized can be convenient for operating personnel take a sample, alleviates operating personnel's the work degree of difficulty.
The device comprises a limit seat 107, an oil sampling valve cabinet 103, a copper connecting pipe 102, a copper connecting pipe 106, a copper connecting pipe 105, a sleeve 108, a driving piece, a threaded rod 109, a threaded rod 108, a threaded rod 109, a stop sleeve 112, a steel connecting pipe 116, a flexible sampling pipe 105, a connecting copper pipe 102 and a copper connecting pipe 105, wherein the limit seat 107 is fixedly connected with the oil sampling valve cabinet 103 and is positioned in the copper connecting pipe 103, both ends of the threaded rod 109 are respectively connected with the copper connecting pipe 103, the threaded rod 109 is sleeved on the outer wall of the copper connecting pipe 105, when oil in the transformer main body 101 is sampled, the driving piece drives the threaded rod 109 to rotate in the threaded rod 109, the threaded rod 108 is fixedly connected with the stop sleeve 112, the threaded rod 104 is easily moved to the flexible sampling pipe 104 through the threaded rod 104, the threaded rod 104 is conveniently moved to the flexible sampling pipe 104 by the flexible sampling pipe 104, and the flexible sampling pipe 105 is conveniently moved to the high-temperature-resistant pipe 104 through the flexible sampling pipe 104, and the flexible sampling pipe 105 is conveniently moved to the flexible sampling pipe 104, and the flexible sampling pipe 105 is conveniently moved by the flexible sampling pipe 104 through the threaded rod 104 when the threaded rod 104 is moved to the high-pressure resistant flexible sampling pipe 104 The shock resistance, the oil sampling valve cabinet body 103 is arranged outside the firewall 100, so that an operator can get oil from a position far away from the transformer main body 101, the safety of the operator is ensured, the operator can sample conveniently, and the work difficulty of the operator is reduced.
Secondly, both ends of the guiding rod 113 are fixedly connected with the limiting seat 107 and penetrate through the sleeve 108, when the sleeve 108 moves on the threaded rod 109, the sleeve 108 also moves on the guiding rod 113, the guiding rod 113 guides the sleeve 108, and the moving stability of the sleeve 108 is improved.
Meanwhile, the support frame 114 is fixedly connected with the oil sampling valve cabinet 103 and is located in the oil sampling valve cabinet 103, the sliding sleeve 115 is fixedly connected with the support frame 114 and is sleeved on the outer wall of the material conveying telescopic pipe 116, and the support frame 114 and the sliding sleeve 115 guide the material conveying telescopic pipe 116 to prevent the material conveying telescopic pipe 116 from being easily bent.
In addition, the fixing frame 110 is fixedly connected with the oil sampling valve cabinet 103 and is located in the oil sampling valve cabinet 103, the driving motor 111 is fixedly connected with the fixing frame 110 and is located in the fixing frame 110, the output end of the driving motor 111 is connected with the threaded rod 109 and penetrates through the limiting seat 107, the fixing frame 110 fixedly supports the driving motor 111, and the driving motor 111 controls the threaded rod 109 to rotate in the limiting seat 107.
The connecting valve 102 on the transformer main body 101 is in a state of being opened after long-term treatment, when oil in the transformer main body 101 is sampled, the driving motor 111 in the fixing frame 110 is started, the driving motor 111 drives the threaded rod 109 to rotate in the limiting seat 107, at the moment, the sleeve 108 can move on the threaded rod 109, the sleeve 108 drives the sampling valve 104 to move through the limiting sleeve 112, the material conveying telescopic pipe 116 can shrink along with the shrinkage and slides on the sliding sleeve 115 on the supporting frame 114, the sampling valve 104 is adjusted to be convenient for operators to use, the sampling valve 104 is opened through opening, oil in the transformer main body 101 flows out through the sampling valve 104, the stainless steel hose 106 is arranged on the outer wall of the sampling copper pipe 105, so that the sampling copper pipe 105 is not easy to corrode, resistant to high temperature and high pressure, and has excellent shock resistance, the oil sampling cabinet 103 is arranged outside the sampling copper pipe 105, the oil sampling valve 100 is convenient for the operators to use, the safety of the operators is guaranteed, and the oil sampling valve is convenient for the operators to realize the operation of the transformer main body is reduced.
The second embodiment is:
on the basis of the first embodiment, please refer to fig. 5 and 6, wherein fig. 5 is a partial structure front view of the second embodiment, and fig. 6 is a partial structure enlarged view of fig. 5 at a. The invention provides an extra-high voltage transformer oil sampling valve external guiding device which also comprises a limiting assembly, wherein the limiting assembly comprises a mounting seat 201, a cover 202, a plurality of supporting springs 203, a plurality of jackets 204 and a plurality of first telescopic rods, and the first telescopic rods comprise an inner rod 205 and an outer cylinder 206;
for this embodiment, the spacing subassembly set up in the outside of stainless steel hose 106, through the spacing subassembly can be right stainless steel hose 106 with sample copper pipe 105 is spacing, avoids stainless steel hose 106 is in the below of oil sampling valve cabinet body 103 exposes.
The mounting seat 201 is fixedly connected with the oil sampling valve cabinet 103 and is located below the oil sampling valve cabinet 103, the cover 202 is movably connected with the limiting seat 107, the plurality of jackets 204 are respectively arranged in the jackets 204, two ends of each supporting spring 203 are respectively fixedly connected with the mounting seat 201 and the corresponding jackets 204, two ends of each first telescopic rod are respectively fixedly connected with the mounting seat 201 and the corresponding jackets 204, the stainless steel hose 106 and the sampling copper tube 105 are placed in the jackets 204 in the mounting seat 201, the jackets 204 are extruded, at the moment, the telescopic rods and the supporting springs 203 are compressed, the stainless steel hose 106 and the sampling copper tube 105 are limited by the limiting seats 107 in the mounting seat 201 through elastic force of the supporting springs 203, and then the cover 202 is closed with the mounting seat 201, so that the stainless steel hose 106 is prevented from being exposed outside the valve under the oil sampling valve cabinet 103.
Secondly, the outer cylinder 206 is fixedly connected with the mounting seat 201, one end of the inner rod 205 is slidably connected with the outer cylinder 206, the other end of the inner rod 205 is fixedly connected with the jacket 204, when the jacket 204 is extruded, the inner rod 205 is slidably compressed in the outer cylinder 206, and the stability of the jacket 204 is improved through the arrangement of the inner rod 205 and the outer cylinder 206.
The stainless steel hose 106 and the sampling copper tube 105 are placed in the jacket 204 in the mounting seat 201, the jacket 204 is extruded, the abutting spring 203 is compressed at the moment, the inner rod 205 is slidably compressed in the outer cylinder 206, the stainless steel hose 106 and the sampling copper tube 105 are limited by the limiting seat 107 in the mounting seat 201 through the elastic force of the abutting spring 203, and then the cover 202 and the mounting seat 201 are closed, so that the stainless steel hose 106 is prevented from being exposed below the oil sampling valve cabinet 103.
The third embodiment is:
on the basis of the second embodiment, please refer to fig. 7 and 8, wherein fig. 7 is a partial structure front view of the third embodiment, and fig. 8 is a cross-sectional view of the inner structure of the guard assembly of the third embodiment. The invention provides an extra-high voltage transformer oil sampling valve external guiding device which also comprises a protection component, wherein the protection component comprises a protection cover 301, two sliding rails 302, a plurality of sliding blocks 303, two supporting springs 304, a plurality of connecting rods 305 and two second telescopic rods 306;
for this embodiment, the protection subassembly set up in get oil appearance valve cabinet body 103's top, through the protection subassembly can be right get oil appearance valve cabinet body 103 top is protected, avoids get oil appearance valve cabinet body 103's top receives the collision.
The two sliding rails 302 are fixedly connected with the oil sampling valve cabinet 103, and are symmetrically arranged above the oil sampling valve cabinet 103, each sliding block 303 is respectively connected with the corresponding sliding rail 302 in a sliding manner, two ends of each supporting spring 304 are respectively fixedly connected with the corresponding two sliding blocks 303, the protective cover 301 is arranged above the oil sampling valve cabinet 103, two ends of each connecting rod 305 are respectively connected with the protective cover 301 and the corresponding sliding blocks 303 in a rotating manner, the protective cover 301 can shield foreign matters above the oil sampling valve cabinet 103, the foreign matters are contacted with the protective cover 301, the connecting rods 305 below the protective cover 301 can drive the sliding blocks 303 to be extruded by the supporting springs 304 in the sliding rails 302, the falling foreign matters are buffered under the action of the supporting springs 304, and then fall out of the protective cover 301, so that the oil sampling valve cabinet 103 can be protected from the upper side, and the oil sampling valve cabinet 103 can be prevented from being collided.
Secondly, two ends of each second telescopic rod 306 are fixedly connected with two corresponding sliding blocks 303, and are respectively located in the corresponding sliding rail 302, when the sliding blocks 303 slide in the sliding rail 302, two ends of each second telescopic rod 306 can stretch and retract between the two sliding blocks 303, and the second telescopic rods 306 can limit the supporting springs 304 to avoid bending when the supporting springs 304 are extruded.
The protection casing 301 can shelter from the foreign matter of oil sampling valve cabinet body 103 top, the foreign matter with protection casing 301 contact, the connecting rod 305 of protection casing 301 below can drive slider 303 is in slide rail 302 is right support spring 304 extrusion, at this moment support spring 304 with second telescopic link 306 can compress, through support spring 304 effect is down to the foreign matter that falls buffering, then the foreign matter is through following protection casing 301 is outside to fall out, realizes can protecting the oil sampling valve cabinet body 103 top, avoids the top of oil sampling valve cabinet body 103 receives the collision.
The above disclosure is only a preferred embodiment of the present invention, and it should be understood that the scope of the invention is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present invention.
Claims (7)
1. An extra-high voltage transformer oil sampling valve external guiding device comprises a transformer main body and a plurality of connecting valves, wherein the connecting valves are respectively arranged on the transformer main body,
the oil sampling valve cabinet further comprises an oil sampling valve cabinet body and a plurality of groups of external guiding components, wherein the plurality of groups of external guiding components are respectively arranged on the oil sampling valve cabinet body and are respectively communicated with the corresponding connecting valves;
the external guiding assembly comprises a sampling valve, a sampling copper pipe, a stainless steel hose, a material conveying telescopic pipe, a limiting seat, a sleeve, a threaded rod, a driving piece and a limiting sleeve, wherein the limiting seat is fixedly connected with the oil sampling valve cabinet body and is positioned on the inner wall of the oil sampling valve cabinet body, two ends of the threaded rod are rotatably connected with the limiting seat, the sleeve is sleeved outside the threaded rod and is in threaded fit with the threaded rod, the limiting sleeve is fixedly connected with the sleeve and is positioned on the outer wall of the sleeve, the sampling valve is fixedly connected with the limiting sleeve and is positioned in the limiting sleeve, the material conveying telescopic pipe is communicated with the sampling valve, and two ends of the sampling copper pipe are respectively connected with the connecting valve and the material conveying telescopic pipe, and the stainless steel hose is fixedly connected with the sampling copper pipe and is sleeved on the outer wall of the sampling copper pipe.
The outer guide assembly further comprises a support frame and a sliding sleeve, and the driving piece comprises a fixing frame and a driving motor;
the connecting valve on the transformer main body is in an open state for a long time, when oil in the transformer main body is sampled, the driving motor in the fixing frame is started, the driving motor drives the threaded rod to rotate in the limiting seat, the sleeve can move on the threaded rod at the moment, the sleeve drives the sampling valve to move through the limiting sleeve, the material conveying telescopic pipe can shrink along with the shrinkage and slide on the sliding sleeve on the supporting frame, the sampling valve is adjusted to be convenient for an operator to use, the sampling valve is opened, and the oil in the transformer main body is conveyed into the material conveying telescopic pipe through the sampling copper pipe and then flows out through the sampling valve.
2. The extra-high voltage transformer oil sampling valve external guiding device according to claim 1, wherein,
the outer guide assembly further comprises a guide rod, and two ends of the guide rod are fixedly connected with the limiting seat and penetrate through the sleeve.
3. The extra-high voltage transformer oil sampling valve external guiding device according to claim 2, wherein,
the support frame with get oily appearance valve cabinet body fixed connection, and be located get oily appearance valve cabinet is internal, the sliding sleeve with support frame fixed connection, and the cover is located the outer wall of defeated flexible pipe of material.
4. The extra-high voltage transformer oil sampling valve external guiding device according to claim 2, wherein,
the fixing frame is fixedly connected with the oil sampling valve cabinet body, and is positioned in the oil sampling valve cabinet body, the driving motor is fixedly connected with the fixing frame, and is positioned in the fixing frame, and the output end of the driving motor is connected with the threaded rod and penetrates through the limiting seat.
5. The extra-high voltage transformer oil sampling valve external guiding device according to claim 1, wherein,
the extra-high voltage transformer oil sampling valve external guiding device further comprises a limiting component, and the limiting component is arranged outside the stainless steel hose.
6. The extra-high voltage transformer oil sampling valve external guiding device according to claim 5, wherein,
the limiting component comprises a mounting seat, a cover body, a plurality of supporting springs, a plurality of jackets and a plurality of first extensions
The telescopic rod is characterized in that the mounting seat is fixedly connected with the oil sampling valve cabinet body and is positioned below the oil sampling valve cabinet body, the cover body is movably connected with the limiting seat, the clamping sleeves are respectively arranged in the clamping sleeves, two ends of each supporting spring are respectively fixedly connected with the mounting seat and the corresponding clamping sleeve, and two ends of each first telescopic rod are respectively fixedly connected with the mounting seat and the corresponding clamping sleeve.
7. The extra-high voltage transformer oil sampling valve external guiding device according to claim 6, wherein,
the first telescopic rod comprises an inner rod and an outer cylinder, the outer cylinder is fixedly connected with the mounting seat, one end of the inner rod is slidably connected with the outer cylinder, and the other end of the inner rod is fixedly connected with the clamping sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311143885.6A CN116878961B (en) | 2023-09-06 | 2023-09-06 | Extra-high voltage transformer oil sampling valve external guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311143885.6A CN116878961B (en) | 2023-09-06 | 2023-09-06 | Extra-high voltage transformer oil sampling valve external guiding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116878961A CN116878961A (en) | 2023-10-13 |
| CN116878961B true CN116878961B (en) | 2023-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311143885.6A Active CN116878961B (en) | 2023-09-06 | 2023-09-06 | Extra-high voltage transformer oil sampling valve external guiding device |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2290353A1 (en) * | 2009-09-01 | 2011-03-02 | ABB Technology AG | Measuring apparatus for monitoring a transformer's oil |
| CN204612970U (en) * | 2015-04-22 | 2015-09-02 | 阳江核电有限公司 | A kind of oil sealed sampling device of large-scale power transformer |
| CN210665131U (en) * | 2019-05-27 | 2020-06-02 | 南通晓星变压器有限公司 | Oil-immersed transformer upper portion oil sampling valve draws structure down |
| CN214427038U (en) * | 2021-02-26 | 2021-10-19 | 中国长江电力股份有限公司 | Large-scale oil-immersed power transformer valve arrangement structure that draws oil sample |
| CN113588330A (en) * | 2021-06-29 | 2021-11-02 | 中国电力科学研究院有限公司 | Oil taking method for operating transformer |
| CN215296790U (en) * | 2021-07-30 | 2021-12-24 | 国网河南省电力公司直流运检分公司 | Extra-high voltage transformer body oil sampling valve external leading device |
| CN215985305U (en) * | 2021-07-13 | 2022-03-08 | 山东电力设备有限公司 | Converter transformer oil sampling external-guiding structure |
| CN216849570U (en) * | 2021-12-15 | 2022-06-28 | 江苏安靠智能输电工程科技股份有限公司 | Transformer oil tank |
| CN218239478U (en) * | 2022-09-15 | 2023-01-06 | 国网河南省电力公司商丘供电公司 | Intelligent oil sampling device for on-load switch of transformer |
| CN115833394A (en) * | 2022-12-26 | 2023-03-21 | 陕西理工大学 | Power distribution room remote monitoring system based on NB-IOT |
| CN218916941U (en) * | 2023-01-09 | 2023-04-25 | 合肥三仁工贸有限责任公司 | Oil sampling device for oil-filled sleeve of large transformer |
-
2023
- 2023-09-06 CN CN202311143885.6A patent/CN116878961B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2290353A1 (en) * | 2009-09-01 | 2011-03-02 | ABB Technology AG | Measuring apparatus for monitoring a transformer's oil |
| CN204612970U (en) * | 2015-04-22 | 2015-09-02 | 阳江核电有限公司 | A kind of oil sealed sampling device of large-scale power transformer |
| CN210665131U (en) * | 2019-05-27 | 2020-06-02 | 南通晓星变压器有限公司 | Oil-immersed transformer upper portion oil sampling valve draws structure down |
| CN214427038U (en) * | 2021-02-26 | 2021-10-19 | 中国长江电力股份有限公司 | Large-scale oil-immersed power transformer valve arrangement structure that draws oil sample |
| CN113588330A (en) * | 2021-06-29 | 2021-11-02 | 中国电力科学研究院有限公司 | Oil taking method for operating transformer |
| CN215985305U (en) * | 2021-07-13 | 2022-03-08 | 山东电力设备有限公司 | Converter transformer oil sampling external-guiding structure |
| CN215296790U (en) * | 2021-07-30 | 2021-12-24 | 国网河南省电力公司直流运检分公司 | Extra-high voltage transformer body oil sampling valve external leading device |
| CN216849570U (en) * | 2021-12-15 | 2022-06-28 | 江苏安靠智能输电工程科技股份有限公司 | Transformer oil tank |
| CN218239478U (en) * | 2022-09-15 | 2023-01-06 | 国网河南省电力公司商丘供电公司 | Intelligent oil sampling device for on-load switch of transformer |
| CN115833394A (en) * | 2022-12-26 | 2023-03-21 | 陕西理工大学 | Power distribution room remote monitoring system based on NB-IOT |
| CN218916941U (en) * | 2023-01-09 | 2023-04-25 | 合肥三仁工贸有限责任公司 | Oil sampling device for oil-filled sleeve of large transformer |
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| Publication number | Publication date |
|---|---|
| CN116878961A (en) | 2023-10-13 |
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